remember if you have a question about diet, exercise or anti-ages tweet me at carol altfnc or post-it on my facebook page. that's all for today. thanks so much for joining me and until next time, i hope you are learning to be more of a healthy you. >>> hello. welcome to "america's news headquarters." moments ago authorities at los angeles international airport held a news conference with the very latest on their investigation into friday's shooting that took the life of a tsa agent and injured at least five other people. there you can see the scene in one of the terminals. people literally running for their lives as shots are ringing out. dominic is live from l.a.x. with the latest. dominic? >> hi there, greg. the los angeles times is reporting that the gunman was